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dk_ch has helped students times in
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On a 260 day streak. Longest streak: 260 days
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dk_ch

I am a retired person interested in Sciences. I am very glad in joining the community of Socratic.org.


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Teaching the World! On Fire! Trophy Case! Bold Learner! Collaborator! Friendly Face!
Level 18 in Trigonometry Level 17 in Physics Level 16 in Chemistry Level 15 in Algebra Level 12 in Geometry Level 11 in Organic Chemistry I Level 11 in Precalculus Level 8 in Calculus Level 3 in Statistics Level 2 in Prealgebra
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